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271results about "Burner material specifications" patented technology

Radiant burner

A gas-fired burner unit for providing combustion and infrared radiation includes at least one plenum for receiving at least the gas, and at least one perforated metal plate mounted for receiving at least the gas from the plenum and supplying at least the gas to the combustion so that the combustion is proximate the perforated metal plate.
Owner:CHAR BROIL

Gas micro burner

A micro gas burner is provided that generates a stable, pre-mixed flame that produces little to no soot or unburned hydrocarbons. The gas burner includes a fuel inlet, nozzle, oxygenation chamber with at least one air inlet, a mixing chamber having a frustoconical inner wall, at least one permeable barrier and a flame holder. The gas burner thoroughly mixes fuel and entrained air to form a nearly stoichiometric mixture prior to combustion. The gas burner mixes the fuel and air so thoroughly that it requires a lower fuel flow rate than would otherwise be necessary to produce a stable, pre-mixed flame. The gas burner may include an optional flame tube with an optional exhaust port in which a flame is contained and sequestered from diffusing air.
Owner:R J REYNOLDS TOBACCO COMPANY

Gas burner

This invention describes an improved gas burner assembly that can be adapted to attach to a range top or cooktop, or the floor of the range and can draw air from either above the range top level by external vents or from below range top level through an open style mixing cup. This invention uses a plurality of different flame rings to provide the user a wide variety of temperature settings starting from a low intensity simmer to high intensity cooking heat. The current invention also utilizes a cover plate of transparent or translucent, heat proof material that allows the user to observe the interior of the burner to see if any of the flame rings have been ignited. The cover plate also transfers heat from the internal flame rings to the cooking utensil which provides a more uniform transfer of heat to the utensil.
Owner:DESIGNGASPARTS

Radiant Burner

The invention relates to a burner, in particular a radiant burner, for the combustion of a gas mixture of fuel gas and an oxygen carrier gas, with a burner plate with passage channels for the throughflow of the gas mixture from a mixing chamber side to a combustion side, wherein, on the combustion side, combustion channels with an enlarged cross-section compared with the passage channels connect to the passage channels, wherein flow obstacles for a contact with the combustion flame are arranged in the combustion channels and the flow obstacles are made of a material which has a higher thermal conductivity than the material of the burner plate.
Owner:SANDVIK INTELLECTUAL PROPERTY AB

Infrared emitting apparatus

An apparatus for cooking food with infrared radiation includes an infrared energy emitter for emitting the infrared radiation, and a grid in close proximity to the infrared energy emitter. A first side of the grid can be for supporting the food at a position so that at least some of the infrared radiation will cook the food. A second side of the grid can be sufficiently close to the emitting side of the emitter for substantially restricting any airflow in any space between the second side of the grid and the emitting side of the emitter. Partitions of the grid can operatively segregate the emitting side of the emitter into segments, which can provide a substantially uniform distribution of infrared radiation.
Owner:CHAR BROIL

Radiator element

The present invention is a radiator element composed of a metal foam for use within a radiant burner. The radiator element is comprised of a homogenous network about a plurality of inter-connected cells thereby forming a gas-permeable metal foam. The homogeneous network may be composed of a metal or metal alloy capable of withstanding combustion temperatures typical of fuel-air reactions and resisting damage produced by flashback. Inter-connected cells include irregular-shaped voids, circular-shaped voids, and combinations thereof.
Owner:SOLEBURY TECHN

Radiator element

The present invention is a radiator element composed of a metal foam for use within a radiant burner. The radiator element is comprised of a homogenous network about a plurality of inter-connected cells thereby forming a gas-permeable metal foam. The homogeneous network may be composed of a metal or metal alloy capable of withstanding combustion temperatures typical of fuel-air reactions and resisting damage produced by flashback. Inter-connected cells include irregular-shaped voids, circular-shaped voids, and combinations thereof.
Owner:SOLEBURY TECHN

Gas burner with pollution-reducing features

A gas burner has a perforated, hollow body around and defining a combustion chamber. Gaseous fuel is fed to one side of the body, combustion occurs on the other side and the perforations provide a spatial connection between the fuel feed side and the combustion side. The new burner reduces exhaust gas emissions and offers a wide range of performance in the amount of heat energy provided, in the permissible range of gas pressure and in the range of fuels and fuel / air mixtures that can be used with it.
Owner:CERAMAT +1

Gas burner

A radiative heat gas burner is described of the type which may be used to fire a domestic grill. The burner head has an inlet port and comprises a pressing which together with a perforated metal sheet defines a chamber in which a combustion gas flows prior to flowing through the perforations in the sheet and combusting thereon. The sheet of metal sealingly connected to the pressing forms a combustion surface on which the combustion of gas flowing through the perforations occurs, but the invention lies in the discovery that it is not necessary to provide large apertures in the sheet which reveal portions of gauze sheets disposed parallely behind the combustion surface and which glow and thus radiate heat during operation of the burner. It is merely necessary to provide a pattern of small perforations over the entire surface of the combustion sheet, the number of said perforations being sufficient to allow for sufficient gas flow therethrough to support stable combustion, and their pattern being ideally in rows which intersect with other rows in a substantially perpendicular manner.
Owner:BRAY BURNERS

Gas burner

This invention describes an improved gas burner assembly that can be adapted to attach to a range top or cooktop, or the floor of the range and can draw air from either above the range top level by external vents or from below range top level through an open style mixing cup. The invention uses a plurality of different flame rings to provide the user a wide variety of temperature settings starting from a low intensity simmer to high intensity cooking heat. The gas burner also utilizes a cover plate of transparent or translucent, heat proof material that allows the user to observe the interior of the burner to see if any of the flame rings have been ignited. The cover plate also transfers heat from the internal flame rings to the cooking utensil which provides a more uniform transfer of heat to the utensil.
Owner:DESIGNGASPARTS

Gas fired radiant heating unit and method of operation thereof

A heating unit has a cartridge that constitutes a single component, which can be readily removed and replaced with a new cartridge. The cartridge is a plurality of non-flammable layers bound together in a border. The layers include a stainless steel mesh located above a layer of ceramic wool. With the cartridge, replacement can be accomplished in approximately fifty minutes compared to a downtime of a week or more previously.
Owner:HEAT DESIGN EQUIP

Burner with internal separator

The invention relates to a burner (1) for cookers, suitable for burning gas, comprising at least two gas crowns, of which one central one and at least one circumferential one, a mixing chamber (13) with Venturi effect, ducts for entry of the primary air and radial ducts (9) for feeding the gas / primary air mixture to the said at least one circumferential crown, comprising a body (3), a head (2) and a separation element (4) that breaks up the internal space into ducts for entry of the primary air and ducts for distribution of the gas / primary air mixture.
Owner:SABAF SPA

Burner, combustion apparatus, method for combustion, method for controlling combustion, recording medium, and water heater

High intensity combustion and low intensity combustion are carried out together, to stabilize flames and to hold down the emission of carbon monoxide. An air-fuel mixture outlet member (back plate) that includes a single or a plurality of outlet(s) (air-fuel mixture outlet(s)) out of which an air-fuel mixture (GA) flows is include, and a metal fiber knitting body (metal knit) that covers the air-fuel mixture outlet member is included. Therefor, the air-fuel mixture, which is made to flow out of the outlet(s), passes through the metal fiber knitting body (metal knit) and is combusted, a flame of low intensity (flame) is generated together with a flame of high intensity (flame) by combustion of the air-fuel mixture, and the flame of low intensity holds the flame of high intensity.
Owner:PURPOSE CO LTD

Fuel injectors for gas turbine engines

A fuel injector for a gas turbine engine includes a monolithic nozzle body that defines within its interior one or more fuel circuits. Each fuel circuit includes an inlet, an outlet orifice, a main passage fluidly coupling the inlet with the outlet orifice, and a branch passage connected to the main passage. The branch passage connects to the main passage downstream of the inlet and upstream of the outlet orifice to form an effective metering flow area that is smaller than the flow area of the outlet orifice.
Owner:COLLINS ENGINE NOZZLES INC

Improved radiant burner

InactiveUS20110111356A1Less emissivityHigher radiative outputBurner material specificationsGaseous fuel burnerCombustion chamberCombustor
A radiant burner comprises a body defining a premixing chamber and a combustion chamber. The premixing chamber is separated from the combustion chamber by at least one radiant burner plate (2) which has multiple levels of burner surface. The combustion chamber is further limited by a first radiant screen (4). The radiant burner further comprises a second radiant screen (3) in the combustion chamber. The second radiant screen is spaced from, but near and parallel to the radiant burner plate(s), such that this second radiant screen acts as an extended burner surface and also heats up said at least one radiant burner plate when in use.
Owner:SOLARONICS +1

Heater apparatus

A portable heater includes a housing having an access door providing for receiving a fuel tank within the housing. The access door provides for insertion and removal of the fuel tank through the door. A burner within the housing is connected to the fuel tank and emits a flame above the housing. A vertical transparent tube extends above the burner and encompasses the flame along an entire height of the tube. A protective grill surrounds the tube and extends at least as far as the top of the protective grill. An upper cover assembly mounts to the top of the protective grill. The flame is enclosed extending up the tube along the entire height of the tube and creates a glowing vertical element from the housing to the cover.
Owner:DIVENTURA LOUIS

Component and method for fabricating a component

Provided is a method for fabricating a component having a high temperature resistant surface. The method includes the steps of providing a metallic powder to a base material, heating the metallic powder to a temperature sufficient to join at least a portion of the metallic powder to form an initial layer, sequentially forming additional layers over the initial layer by heating a distributed layer of the metallic powder to a temperature sufficient to join at least a portion of the distributed layer of the metallic powder and join the formed additional layers to underlying layers, repeating the steps of sequentially forming the additional layers over a previously formed layer to form a formed portion of the component, and optionally removing the formed portion of the component and a portion of the base material. Also provided is a component having a high temperature resistant surface.
Owner:GENERAL ELECTRIC CO

Quick heat-up gas infrared burner for air impingement ovens

An oven that uses both impinging air ducts and infrared burners to heat food products is provided. Heating and cooking with both types of burners leads to a significantly improved efficiency over currently available systems. The infrared burner comprises a matrix of metal fibers that allows for the combustion flame to remain stable even when subject to the currents of nearby impinging air ducts within the oven cavity.
Owner:LINCOLN FOODSERVICE PRODS

Burner membrane comprising a needled metal fibre web

InactiveUS6607998B1High and nearly homogeneous porosityConsiderable mechanical cohesionBurner material specificationsWoven fabricsPorosityCombustor
A burner membrane has at least one layer consisting of a compressed, needled fiber web with a porosity of between 60% and 95%, and that is constructed of heat-resistant stainless steel fibers. A method for its manufacture includes the steps of providing a fiber web composed of heat-resistant stainless steel fibers, needling the fiber web, and compressing the needled fiber web to the desired porosity.
Owner:NV BEKAERT SA

Burner and method for partially oxidizing liquid, carbon-containing fuel

A burner for the partial oxidation of liquid, carbonaceous fuel with steam and an oxygen-containing gas a well as the process in which this burner is used, wherein the parts of the outlet orifice of the burner directed towards the combustion chamber are wholly or partly provided with a coating or with a diffusion layer for protection against thermal load and / or corrosion.
Owner:LURGI

Gas burner

A gas burner is provided that simulates wood burning fire and the glowing ember effect of real wood or coal burning. The burner has a burner pan which is covered by a refractory material and a ceramic material. Burner ports are formed through the refractory and ceramic materials. Methods for forming such a burner are also provided.
Owner:INNOVATIVE HEARTH PROD

Components capable of transporting liquids manufactured using injection molding

Fuel nozzles including a fuel conduit supply having at least one pilot cavity and at least one main cavity, and a distributor ring having at least one injection post extending outwardly therefrom, the distributor ring operably coupled to each of the at least one pilot cavity and at least one main cavity wherein the nozzle is fabricated using metal injection molding.
Owner:GENERAL ELECTRIC CO

Combustion plate

A combustion plate is for use in a totally aerated combustion burner in which a plate main body made of ceramic has formed therein a multiplicity of flame holes for ejecting a premixed gas. The plate main body is provided, in a lattice shape, with non-flame-hole sections free of flame holes. Each of those sections of the plate main body which are enclosed by the non-flame-hole sections constitutes a collective flame-hole section having formed therein in a crowded manner a plurality of flame holes. Flame holes formed in those peripheral portions of the collective flame-hole sections which are adjacent to the non-flame-hole sections are smaller in diameter than the diameter of the flame holes formed in those portions of the collective flame-hole sections which are inner than the peripheral portions.
Owner:RINNAI CORP

Steam Methane Reformer and Hydrogen Station Having it Using High Performing Metal Fiber Burner

The steam methane reformer using a premixed metal fiber burner which has a short flame length as well as a high temperature to thereby provide a high efficiency and also reduce a size, and a hydrogen station having the same. The steam methane reformer using a high performing metal fiber burner comprises a reforming part (110a) in which a catalyst for steam-reforming hydrocarbon materials and producing hydrogen is disposed; a combustion part (120) which is provided with a premixed metal fiber burner (120a) for generating heat required for the steam reforming reaction of the reaction tubes (110a); a raw material supplying part (130) for supplying hydrocarbon materials to the reaction tube (110a); and a hydrogen discharging part (140) for discharging hydrogen produced through the steam reforming reaction by the catalyst of the reaction tube (110a).
Owner:SK INNOVATION CO LTD

Device and Method For Preparing a Homogeneous Mixture Consisting of Fuel and Oxidants

A device for providing a homogenous mixture of fuel and oxidant including an arrangement (5) for feeding liquid fuel to an evaporator, an arrangement (4) for feeding gaseous oxidant into a mixing zone (12) downstream of the evaporator, and a reaction zone downstream of the mixing zone in which a packed structure (3) is arranged. The packed structure can be a ceramic cylindrical molding having a diameter in the range 25 to 35 mm and an axial length in the range 15 to 50 mm or it can have flow conduits that are square in cross-section and have a cell density in the range 400 to 1200 cpsi.
Owner:EHNERDEJ GMBKH

Cylindrical burner and method for making the same

A gas burner for use in water heaters, boilers, cooking appliances or the like uses a ceramic cylindrical body to increase conductivity of the gas burner. The gas burner comprises a solid ceramic perforated tube and a flange arranged on one end of the tube. The burner assembly also compromises a cap arranged on the opposite end of the tube from that of the flange, wherein the tube has turn down characteristics of approximately 30 to 1. The tube is manufactured by molding a non-perforated shell within a die assembly. The non-perforated shell is then dried to a predetermined moisture content and machined with a plurality of orifices into the shell to create the burner tube for a ceramic burner assembly.
Owner:APOGEE ENGINEERED CERAMICS

Radiant Gas Burner Unit

An improved radiant gas burner unit is provided having a shallow base with long walls and shorter walls. The shallow base supports a radiant gas burner plate or plates having openings therethrough, and forming an external surface of the base for emitting high temperature gas radiation. At least three mixing tubes are provided aligned with the shorter wall, and having two open ends. The first open end is positioned within the base and the second open end is positioned adjacent corresponding openings formed through the long wall of the base. A gas supply line extends along the long wall and has gas outlets for ejecting gas across an open air gap positioned intermediate the gas outlet and the second open end of the mixing tubes. The ejected gas is mixed with air as it crosses the air gap, and is provided to the openings of the radiant gas burner plate for combustion which produces high temperature radiation on the radiant gas burner plate and external surface of the base.
Owner:SOLARFLO
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